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Australian Biological Resources Study

Checklist of the Lichens of Australia and its Island Territories
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References
Phyllopsora conwayensis Elix

Australas. Lichenol. 59: 24 (2006)

T: Conway State Forest, 18 km E of Proserpine, Qld, 20°21’S, 148°45’E, on tree trunk in lowland rainforest, 28 June 1986, J.A.Elix 20190 & H.Streimann; holo: BRI; iso: B, CANB.

  Thallus squamulose, effuse. Prothallus usually well developed, white to red-brown. Squamules small, to 0.5 mm long, 0.13–0.25 mm wide, not ascending, contiguous to imbricate, plane to weakly convex; upper side off-white to yellow or pale tan, epruinose; margin concolorous with the upper side, sometimes finely pubescent; isidia absent. Lacinules common, growing from the margins, 0.05–0.10 mm wide, not proliferating. Upper cortex of type 2, 15–25 µm thick. Apothecia common, 0.25–1.50 mm wide, rounded or somewhat irregular at the margins, solitary to conglomerate, moderately convex, pale pink to pale orange or orange-brown, with an indistinct paler margin. Proper exciple pale orange. Hymenium colourless to pale yellow. Hypothecium pale yellow. Ascospores simple, acicular, 25–33 × 0.80–1.25 μm. Pycnidia not seen.
CHEMISTRY: Cortex and medulla K–, C–, KC–, P–; containing 3-chlorostenosporic acid (major), 3-chloroperlatolic acid (minor), 3-chlorodivaricatic acid (minor), ±perlatolic acid (trace).
  Known only from the type locality in north-eastern Qld.  
  Elix (2009h)  

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